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 ('03552521a321517e0d1115a7cb2c2b11', -1, 1764307539, 1764307539, 'd849d89a', -4, 0, 0)

Line : 187
File : sessions.php