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 ('8c9089b4d2742d066ed37b7600e56faa', -1, 1716502849, 1716502849, '0d3b2629', -4, 0, 0)

Line : 187
File : sessions.php