hello, my api is stopped working, and i keep getting like these message, my app is built using flutter, and the dashboard using php, and the api requests sent from dashboard, how we can fix it ?

here's the full error message : {"success":false,"message":"Failed to fetch English data from TMDB: Unknown error","http_code":0,"curl_error":"Failed to connect to api.themoviedb.org port 443: Connection refused","raw_response":false}