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 ('af14f4f94965607cc0cbd8b807b75fc4', -1, 1752529664, 1752529664, 'd849d840', -11, 0, 0)

Line : 187
File : sessions.php