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 ('0be9a8633f79cf42be1d4ae0c07359f6', -1, 1714150709, 1714150709, '03909ad0', -4, 0, 0)

Line : 172
File : sessions.php