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 ('46b41ea99082e05703daf4d30722c2f4', -1, 1713975075, 1713975075, '12d9d048', 20, 0)

Line : 158
File : sessions.php