phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('4e4c2b5fcd437dd2f8b6cb5b4187129d', -1, 1714371145, 1714371145, '0391ad84', -4, 0)

Line : 158
File : sessions.php