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 ('37f3d7950498c112c22a992666c34adf', -1, 1762327310, 1762327310, 'd849d892', 7, 0, 0)

Line : 187
File : sessions.php