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 ('d713addce4536b5fd3d6851e3f4c8f05', -1, 1714073413, 1714073413, '0389de43', -4, 0, 0)

Line : 172
File : sessions.php