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 ('16e578c0999726203b82be9d9fa54d6d', -1, 1711712986, 1711712986, '03eb8c49', 6, 0, 0)

Line : 187
File : sessions.php