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 ('d9aa9f554eb70fa9d2d9c4876d5d4216', -1, 1711709951, 1711709951, '2cdcb6c6', -4, 0, 0)

Line : 187
File : sessions.php