PHP Deprecated: mysql_query() Hatası

<?php
$aranan = $_POST['aranan'];
$player = mysql_query("select * from sqlautoban where player like '%$aranan%'");

if ($aranan=="") {
echo"Bos Arama Yapamazsiniz";
}else{
while ($bul = mysql_fetch_array ($player)) {
$playerr = $bul['player'];
$admin = $bul['admin'];
$reason = $bul['reason'];
$started = $bul['started'];
$ends = $bul['ends'];

echo" <table><hr><br><form><font color = red ><b> Kullanıcı Adı :<b> </font>$playerr <br>
      <font color = red ><b> Banlayan :<b> </font> $admin <br>
      <font color = red ><b> Sebep :<b> </font>$reason <br>
      <font color = red ><b> Ban Tarihi :<b> </font>$started <br>
      <font color = red ><b> Açılış Tarihi : <b> </font>$ends <br></form><br><hr>";

}
}

?>

Deprecated: mysql_query(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead in /home/u941938998/public_html/ban/bankontrol.php on line 3

Warning: mysql_query(): Access denied for user 'root'@'10.2.1.16' (using password: NO) in /home/u941938998/public_html/ban/bankontrol.php on line 3

Warning: mysql_query(): A link to the server could not be established in /home/u941938998/public_html/ban/bankontrol.php on line 3
Bos Arama Yapamazsiniz