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 ('c3f53961b7f3820a8bf69b8e4e4c21c8', -1, 1711714111, 1711714111, '0355d7a4', -7, 0, 0)

Line : 187
File : sessions.php