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 ('c15d7050895f18185f53b77ef60c9ebe', -1, 1711713386, 1711713386, '36a68d34', -9, 0, 0)

Line : 187
File : sessions.php