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 ('574bbc7a98983defa1b07e1244995b49', -1, 1711716953, 1711716953, '171433a2', -1, 0, 0)

Line : 187
File : sessions.php