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 ('79c63d859631c456798db25d79de601d', -1, 1717041612, 1717041612, '12bcf26e', -4, 0, 0)

Line : 187
File : sessions.php