QueryException SQLSTATE[22007]: Invalid datetime format: 1366 Incorrect integer value

QueryException SQLSTATE[22007]: Invalid datetime format: 1366 Incorrect integer value: 'first' for column laravel.episodes.number at row 1 (SQL: insert into episodes (title, course_id, type, description, time, number, videoUrl, updated_at, created_at) values (Genetic Algorithm, 2, free,

this is Ga

, 1:25:00, first, one.mp4, 2020-10-18 17:50:09, 2020-10-18 17:50:09))

in Connection.php line 647

what can I do? Connection.php line 647 is:

""" 646       catch (Exception $e) {

647 throw new QueryException( 648 $query, $this->prepareBindings($bindings), $e 649 );"""

via Chebli Mohamed