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 ('cb6a8525e4df879bce81b13aff475c79', -1, 1762159057, 1762159057, 'd849d885', -9, 0, 0)

Line : 187
File : sessions.php