Mysql actions doesn't fail in case of sql db errors/exceptions about stackstorm-mysql HOT 2 CLOSED

$ st2 run mysql.insert connection="community"  table="user_registration" data="[email protected]"
.
id: 592385c92f28d409a61d1c6d
status: failed
parameters:
  connection: community
  data:
    email: [email protected]
  table: user_registration
result:
  exit_code: 0
  result: (1062, "Duplicate entry '[email protected]' for key 'email'")
  stderr: ''
  stdout: ''

$ st2 run mysql.insert connection="community"  table="user_registration" data="[email protected]"
.
id: 592385ec2f28d409a61d1c70
status: failed
parameters:
  connection: community
  data:
    email: [email protected]
  table: user_registration
result:
  exit_code: 1
  result: None
  stderr: "Traceback (most recent call last):
  File "/opt/stackstorm/st2/local/lib/python2.7/site-packages/st2common/runners/python_action_wrapper.py", line 259, in <module>
    obj.run()
  File "/opt/stackstorm/st2/local/lib/python2.7/site-packages/st2common/runners/python_action_wrapper.py", line 155, in run
    output = action.run(**self._parameters)
  File "/opt/stackstorm/packs/mysql/actions/insert.py", line 17, in run
    return self.insert(table, data)
  File "/opt/stackstorm/packs/mysql/actions/insert.py", line 31, in insert
    raise Exception(e)
Exception: (1062, "Duplicate entry '[email protected]' for key 'email'")
"
  stdout: ''