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 ('bf9d2b8b7791d4d539b325663e3db4d3', -1, 1714081479, 1714081479, '03159e94', -7, 0, 0)

Line : 172
File : sessions.php