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 ('227682ba55e0e526c0fbd76ce75937a2', -1, 1713589156, 1713589156, '127476c6', -4, 0, 0)

Line : 172
File : sessions.php