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 ('db47c19b765f002ba1c6077b96ce187e', -1, 1716901990, 1716901990, '0393eed6', 0, 0, 0)

Line : 187
File : sessions.php