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 ('a1539a6cd74bf10ab6bd3cbf1087f72e', -1, 1711706872, 1711706872, '03e86cab', -9, 0, 0)

Line : 187
File : sessions.php