Problem Mysql

[casa]

When I try to activate a plugin comes this:



MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1366 - Incorrect integer value: '' for column 'isdefault' at row 1
Query:
INSERT INTO mybb_settings (`name`,`title`,`description`,`optionscode`,`value`,`disporder`,`gid`,`isdefault​`) VALUES ('fbdock_auto_refresh_time','Ajax Notification Auto Refresh Time','Determines the number of seconds the notification will refresh (Dependent on Ajax Notification Auto Refresh).','text','30','2','35','')