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 ('613c4c6a3c0b241b587e8dfbff0c0781', -1, 1717152263, 1717152263, '0391a140', -2, 0, 0)

Line : 187
File : sessions.php