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 ('52eeed812d4c9dbb2c5871c580a012a7', -1, 1752718832, 1752718832, 'd849d8af', 8, 0, 0)

Line : 187
File : sessions.php