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 ('1a9233d9ea33c3984fb329170a7f2a85', -1, 1713870188, 1713870188, '12de43fb', 3, 0, 0)

Line : 172
File : sessions.php