게시판 리스트 검색 오류 채택완료

<?php
$con=mysqli_connect("localhost","sun7684","qwer1234","sun7684");
 
if (mysqli_connect_errno($con))
{
   echo "Failed to connect to MySQL: " . mysqli_connect_error();
}
 
$ID = $_GET['ID'];
$WR_2 = $_GET['WR_2'];
$WR_3 = $_GET['WR_3'];
$WR_4 = $_GET['WR_4'];

$result = mysqli_query($con,"SELECT mb_point FROM g5_member where mb_id='$ID'");
 
$row = mysqli_fetch_array($result);
$data = $row[0];

 
if($data){
echo number_format($data);
}


 $data_stream = "'".$_GET['ID']."','".$_GET['WR_2']."','".$_GET['WR_3']."','".$_GET['WR_4']."'";
    $query = "insert into g5_write_z1(mb_id,wr_2,wr_3,wr_4) values (".$data_stream.")";
    $result = mysqli_query($con, $query);


mysqli_close($con);
?>

$data_stream = "'".$_GET['ID']."','".$_GET['WR_2']."','".$_GET['WR_3']."','".$_GET['WR_4']."'";
    $query = "insert into g5_write_z1(mb_id,wr_2,wr_3,wr_4) values (".$data_stream.")";
    $result = mysqli_query($con, $query);