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 ('c831e369cee509d824d2d7f3173ae479', -1, 1758230255, 1758230255, 'd849d8ba', 1, 0, 0)

Line : 187
File : sessions.php