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 ('1adfb8657d2e71b5a79dc5b9954e170d', -1, 1711712062, 1711712062, '36cc8eeb', -4, 0, 0)

Line : 187
File : sessions.php