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 ('055a37c8d9550bd86c706a8f6785c25b', -1, 1711702695, 1711702695, '0353bb24', 1, 0, 0)

Line : 187
File : sessions.php