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 ('40c528b24f7c06aa4d56ea1e6bf9aba7', -1, 1717353139, 1717353139, '0311a772', -4, 0, 0)

Line : 187
File : sessions.php