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 ('8213b1e5ea3b4e8d594d38e5a4521b90', -1, 1711712446, 1711712446, '36af78a1', -4, 0, 0)

Line : 187
File : sessions.php