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 ('a7a5e302bc54c45a5bbc94f148c48d1b', -1, 1714055032, 1714055032, '127785e4', -8, 0, 0)

Line : 172
File : sessions.php