Hi, this might be incorrect from my side, but I think I'm also facinf this bug.

MOS 8.0 over ubuntu 14.04. After MANTAINANCE UPDATE 1 (https://docs.mirantis.com/openstack/fuel/fuel-8.0/maintenance-updates.html#mu8-0-how-to-update), I'm getting the same error:

2016-05-21 19:59:29.234 2870 ERROR oslo_messaging.notify.dispatcher 
<131>May 21 19:59:30 node-5 murano-api: 2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher [-] Exception during message handling
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher Traceback (most recent call last):
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/oslo_messaging/notify/dispatcher.py", line 92, in _dispatch_and_handle_error
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     executor_callback)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/oslo_messaging/notify/dispatcher.py", line 135, in _dispatch
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     metadata)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/murano/common/server.py", line 140, in _handler
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     func(payload)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/murano/common/server.py", line 193, in report_notification
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     unit.add(status)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 490, in __exit__
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     self.rollback()
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/util/langhelpers.py", line 60, in __exit__
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     compat.reraise(exc_type, exc_value, exc_tb)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 487, in __exit__
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     self.commit()
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 392, in commit
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     self._prepare_impl()
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 372, in _prepare_impl
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     self.session.flush()
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 2004, in flush
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     self._flush(objects)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 2122, in _flush
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     transaction.rollback(_capture_exception=True)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/util/langhelpers.py", line 60, in __exit__
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     compat.reraise(exc_type, exc_value, exc_tb)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line 2086, in _flush
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     flush_context.execute()
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/unitofwork.py", line 373, in execute
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     rec.execute(self)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/unitofwork.py", line 532, in execute
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     uow
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/persistence.py", line 174, in save_obj
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     mapper, table, insert)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/persistence.py", line 781, in _emit_insert_statements
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     execute(statement, params)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 914, in execute
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     return meth(self, multiparams, params)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/sql/elements.py", line 323, in _execute_on_connection
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     return connection._execute_clauseelement(self, multiparams, params)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 1010, in _execute_clauseelement
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     compiled_sql, distilled_params
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 1146, in _execute_context
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     context)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 1337, in _handle_dbapi_exception
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     util.raise_from_cause(newraise, exc_info)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/util/compat.py", line 199, in raise_from_cause
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     reraise(type(exception), exception, tb=exc_tb)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 1139, in _execute_context
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     context)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/sqlalchemy/engine/default.py", line 450, in do_execute
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     cursor.execute(statement, parameters)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/MySQLdb/cursors.py", line 219, in execute
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     self.errorhandler(self, exc, value)
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher   File "/usr/lib/python2.7/dist-packages/MySQLdb/connections.py", line 38, in defaulterrorhandler
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher     raise errorvalue
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher DBDataError: (_mysql_exceptions.OperationalError) (1292, "Incorrect datetime value: '2016-05-21 19:59:30+00:00' for column 'created' at row 1") [SQL: u'INSERT INTO status (created, updated, id, entity_id, entity, task_id, text, level, details) VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s)'] [parameters: (datetime.datetime(2016, 5, 21, 19, 59, 30, tzinfo=<iso8601.iso8601.Utc object at 0x7f464c737d50>), datetime.datetime(2016, 5, 21, 19, 59, 30, 597423), '68a8da428b9444b6b22d26957fcf4815', '3659e76d-9582-4f00-b34a-ec4ae73fd1c5', None, '7e257507846d4c94bc6413759726700f', 'Gateway gateway-1 is now available at 192.168.22.97', 'info', None)]
2016-05-21 19:59:30.599 2870 ERROR oslo_messaging.notify.dispatcher