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 ('811d399359fa76bfd29c9b8fa6f600eb', -1, 1762195655, 1762195655, 'd849d8a2', 1, 0, 0)

Line : 187
File : sessions.php