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 ('2752d88090d2091f52956c394aef75c8', -1, 1711710255, 1711710255, '03ed0501', -9, 0, 0)

Line : 187
File : sessions.php