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 ('3edd9a80f538a217f26e7632d031e3da', -1, 1713618858, 1713618858, '12e2b1df', -10, 0, 0)

Line : 172
File : sessions.php