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 ('c9033d3b44f4eb7f0b40e412554cc137', -1, 1711718561, 1711718561, '12e87141', -8, 0, 0)

Line : 187
File : sessions.php