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 ('77173ee07391e01fdf2a0e97e725cba1', -1, 1762214116, 1762214116, 'd849d892', 4, 0, 0)

Line : 187
File : sessions.php