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 ('3a9ebb59b268787b9e5934895259b59f', -1, 1758165653, 1758165653, 'd849d828', -4, 0, 0)

Line : 187
File : sessions.php