Добавление в соседнюю ячейку БД

<? echo "Поле создано: ".$_SESSION['user_id'];?>

$user_id = stripslashes(trim(htmlspecialchars($_SESSION['user_id'],ENT_QUOTES)));

<?php
session_start();
include ('mysql.php');
 
$array = $_POST;
$count = 0;
$count = array_sum($array);
echo $count;
 
UPDATE TABLE SET bal=$count
WHERE id=$_SESSION['user_id'];
?>

<?php
session_start();
include ('mysql.php');
 
$array = $_POST;
$count = 0;
$count = array_sum($array);
echo $count;
 
$result = mysql_query("UPDATE TABLE SET bal=$count WHERE id='".$_SESSION['user_id']."'") or die(mysql_error());
?>

$result = mysql_query("UPDATE users SET bal=$count WHERE id='".$_SESSION['user_id']."'") or die(mysql_error());

$result = mysql_query("UPDATE users SET bal=$count WHERE id=".$_SESSION['user_id']) or die(mysql_error());

$id = 5;
$result = mysql_query('SELECT bal FROM users WHERE id='.$id);

<?php
session_start();
include ('mysql.php');
 
$id = 5;
$result = mysql_query('SELECT bal FROM users WHERE id='.$id);
 
echo $result;
 
?>

<?php
session_start();
include ('mysql.php');
 
$id = 5;
$result = mysql_query('SELECT bal FROM users WHERE id='.$id);
 
$row = mysql_fetch_assoc($result);
echo $row['bal'];
 
?>

<?php
session_start();
include ('mysql.php');
 
$id = 5;
$result = mysql_query('SELECT bal FROM users WHERE id='.$id);
 
while (($row = mysql_fetch_assoc($result)) !== false)
{
    echo $row['bal'];
}
 
?>