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 ('e2de594da87e364a7afa9a5a3b9f6fe3', -1, 1717104491, 1717104491, '12bf5ef9', -8, 0, 0)

Line : 187
File : sessions.php