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 ('13509db468cd27f63980ff389a8f421b', -1, 1716755908, 1716755908, '12de89f0', 1, 0, 0)

Line : 187
File : sessions.php