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 ('aef06781f109cdf692c1c70d04c83045', -1, 1762190036, 1762190036, 'd849d824', -9, 0, 0)

Line : 187
File : sessions.php