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 ('5f6a8c3d0c593df4acd71c4b605a48b4', -1, 1763308609, 1763308609, 'd849d835', 1, 0, 0)

Line : 187
File : sessions.php