phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('29160d499e388c82796e7d7bf04a356d', -1, 1717415477, 1717415477, '12de1970', 1, 0, 0)

Line : 187
File : sessions.php