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 ('98ba55f4d38c96317f914b2d711c2606', -1, 1714159643, 1714159643, '12dd70dc', 0, 0, 0)

Line : 172
File : sessions.php