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 ('8b7babc3d1e8e734e2561c6b968d4a7c', -1, 1713857436, 1713857436, '030f97d6', -1, 0, 0)

Line : 172
File : sessions.php