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 ('06a7b30f99498369ee1f3a7c5ac6db20', -1, 1717233935, 1717233935, '12d90556', -4, 0, 0)

Line : 187
File : sessions.php