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 ('a934446407ac4236f39b3ecf78b4e4c1', -1, 1717041292, 1717041292, '12bcf26e', -1, 0, 0)

Line : 187
File : sessions.php