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 ('70194a1d1aee3734c4c7e91a0de866d4', -1, 1769031830, 1769031830, 'd849d854', 5, 0, 0)

Line : 187
File : sessions.php