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 ('eb892ff349bd4b2457c05dd1b26d3ec8', -1, 1714148631, 1714148631, '340f7045', -4, 0, 0)

Line : 172
File : sessions.php