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 ('3335d3a1d466a6b388be9c1f47710d0b', -1, 1765199876, 1765199876, 'd849d8a7', 1, 0, 0)

Line : 187
File : sessions.php