Menampilkan Players Id di tabel mysql ke php

Tabel Mysql :

nama tabel : players  datanya 

id : 1     players_id :d552c83b-f62b-4ca1-97e0xxxxx

id : 2     players_id : 785fa7dc-a2c9-413d-a6d2-1xxxxx

PHP nya :

function kirim(){

$content = array(

      "en" => $_POST["judul"]

      );

    $headings = array("en" => "NOTIFIKASI DARI ADMIN ");

$fields = array(

'app_id' => "1cc08604-6d35-4669-8dba-xxxxxxx",

'include_player_ids' => array("785fa7dc-a2c9-413d-a6d2-1xxxxx","d552c83b-f62b-4ca1-97e0xxxxx","31bedc80-2a43-42fe-b90c-b3944xxxxxx","f8193f95-af4a-4b94-a89a-d41xxxxxx6"),

'data' => array("foo" => "bar"),

'contents' => $content,

'headings' => $headings

);

di bagian include players id nya mau di ambil dari tabel mysql tadi