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 ('f26daeea66d7c5dbe52e8968b86a2219', -1, 1762318986, 1762318986, 'd849d892', 3, 0, 0)

Line : 187
File : sessions.php