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 ('c1ae646067f731ebee9e4c7e4b20ad23', -1, 1717288005, 1717288005, '03908977', 1, 0, 0)

Line : 187
File : sessions.php