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 ('6c9c7f20f8ba0a33ca1d4f3882072c1b', -1, 1717223408, 1717223408, '0317676f', -10, 0, 0)

Line : 187
File : sessions.php