Sonuç Alamıyorum Boş Ekran Çıkıyor yardım Edebilirmisiniz?


<?php
@$lyric=$_POST['lyric'];
@$author=$_POST['author'];
@$singer=$_POST['singer'];
@$title=$_POST['title'];
if(empty($lyric)||empty($author)||empty($singer)|| empty($title))
{
echo "Please fill up form"

?>
<h1>Submit Form </h1>
<form method="post" action="submit.php">
<table>
<tr><td>title:</td>
<td><input type="text" name="title"></td>
</tr>
<tr><td>singer:</td>
<td><input type="text" name="singer"></td>
</tr>
<tr>
<td>lyric:</td>
<td><textarea name="lyric"></textarea></td>
</tr>
<tr>
<td>author:</td>
<td><input type="text" name="author"></td>
</tr>
<tr>
<td colspan="2"><input type="submit" value="submit">
</td>
</tr>
</table>
</form>
<?php
}
else
{
$mysql=mysqli_connect('localhost','root','');
if(!$mysql){


echo'cannot connect database';


}
$query="insert into lyrics values('$lyric','$title','$author','$singer')" ;
$result=$mysql->query($query);
if($result)

{
echo 'lyrics submit database';
}


$mysql->close();
}
?>