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 ('94d2ae1e0ee8898f60c86661a805ce64', -1, 1716802145, 1716802145, '0311ad8a', -9, 0, 0)

Line : 187
File : sessions.php