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 ('f90b6cad80dc369ae1f9e85e7d445573', -1, 1762140692, 1762140692, 'd849d869', -9, 0, 0)

Line : 187
File : sessions.php