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 ('2ccc6a27d02ddf749e5b47a5e0c1fc36', -1, 1717232556, 1717232556, '038b5d90', -9, 0, 0)

Line : 187
File : sessions.php