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 ('4802773bcdc788ab0e1260c86398c304', -1, 1716832866, 1716832866, '12bfec9e', -1, 0, 0)

Line : 187
File : sessions.php