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 ('93c6b955c7d8201a4f0e1f5fd7e37535', -1, 1765694740, 1765694740, 'd849d857', -9, 0, 0)

Line : 187
File : sessions.php