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 ('cdb0630671720dbdd01a6451584b3e7c', -1, 1713599516, 1713599516, '127476c6', 0, 0, 0)

Line : 172
File : sessions.php