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 ('8b921a19d52d8a20d43ad9e42084f2ea', -1, 1716654583, 1716654583, '1276a716', 0, 0, 0)

Line : 187
File : sessions.php