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 ('5cc7dad7bf715976af64305ed780b12e', -1, 1711711414, 1711711414, '3656b45a', -9, 0, 0)

Line : 187
File : sessions.php