phpBB : Erro Crítico

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO f_activesessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('15126a42c756956d90d0cbee0b49da08', -1, 1711708310, 1711708310, '2cd3319e', -4, 0, 0)

Line : 187
File : sessions.php