phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1406 Data too long for column 'session_admin' at row 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('0a2aa8b6cfd3a5fc6f6b28684b582149', -1, 1714124487, 1714124487, '030fe5a4', 15, 0, 0)

Line : 172
File : sessions.php