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 ('7c2ef2812d8a73ca3522ca7d0a5b146d', -1, 1711711837, 1711711837, '2cde5c86', -11, 0, 0)

Line : 187
File : sessions.php