peer’s certificate issuer is not recognized. php curl [duplicate]

I got this issue while curling.

following is my code

    `$php_curl = curl_init();
    curl_setopt_array($php_curl, [
            CURLOPT_URL => route('verify-account'),
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_ENCODING => "",
            CURLOPT_MAXREDIRS => 10,
            CURLOPT_TIMEOUT => 30000,
            CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
            CURLOPT_CUSTOMREQUEST => "POST",
            CURLOPT_POSTFIELDS => ($params),
        ]
    );
    $final_results = curl_exec($php_curl);
    $err = curl_error($php_curl);
    curl_close($php_curl);`

i dint get any response from mcurlopt_url