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 ('c92db6a91c04f83e1353a9d715f52839', -1, 1747710753, 1747710753, '0394f1d2', -9, 0, 0)

Line : 187
File : sessions.php