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 ('eb9f6e962a44a20a8f8777315f56b16b', -1, 1763777174, 1763777174, 'd849d876', -4, 0, 0)

Line : 187
File : sessions.php