Mini Kabibi Habibi

<?php
$server = "localhost";
$username = "root";
$password = "";
$dbname = "personnel";

$conn = mysqli_connect($server,$username,$password,$dbname);
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}
if (!mysqli_select_db($conn, $dbname)) {
    die("Uh oh, couldn't select database --> $dbname" . $conn->connect_error . ' >');
}
if(isset($_POST['REGISTER'])) {

	if (!empty($_POST['nam']) && !empty($_POST['email']) &&  !empty($_POST['mobile']) && !empty($_POST['add']) && !empty($_POST['city']) && !empty($_POST['region']) && !empty($_POST['country']) && !empty($_POST['postal']) && !empty($_POST['gender']) && !empty($_POST['civilstats']) && !empty($_POST['age']) && !empty($_POST['bday']) && !empty($_POST['bplace']) && !empty($_POST['pagibig']) && !empty($_POST['philhealth']) && !empty($_POST['tinnum']) && !empty($_POST['accountnum']) && !empty($_POST['plantilla']) && !empty($_POST['empstats']) && !empty($_POST['position']) && !empty($_POST['sal']) && !empty($_POST['stip']) && !empty($_POST['desigarea']) && !empty($_POST['empnature']) && !empty($_POST['itnumber']) && !empty($_POST['pass'])){

		$nam = $_POST['nam'];
		$email = $_POST['email'];
		$mobile = $_POST['mobile'];
		$add = $_POST['add'];
		$city = $_POST['city'];
		$region = $_POST['region'];
		$country = $_POST['country'];
		$postal = $_POST['postal'];
		$gender = $_POST['gender'];
		$civilstats = $_POST['civilstats'];
		$age = $_POST['age'];
		$bday = $_POST['bday'];
		$bplace = $_POST['bplace'];
		$pagibig = $_POST['pagibig'];
		$philhealth = $_POST['philhealth'];
		$tinnum = $_POST['tinnum'];
		$accountnum = $_POST['accountnum'];
		$platilla = $_POST['platilla'];
		$empstats = $_POST['empstats'];
		$position = $_POST['position'];
		$sal = $_POST['sal'];
		$step = $_POST['step'];
		$desigarea = $_POST['desigarea'];
		$empnature = $_POST['empnature'];
		$itnumber = $_POST['itnumber'];
		$pass = $_POST['pass'];


		$sql = "INSERT INTO employee (`ITEM_NUM`,`PASSWORD`,`NAM,EMAIL`,`MOBILE`,`ADDRESS`,`CITY`,`REGION`,`COUNTRY`,`POSTAL_CODE`,`GENDER`,`AGE`,`BIRTH_DATE`,`BIRTH_PLACE`,`PAGIBIG`,`TIN`,`LBP`,`PLANTILLA`,`EMP_STATUS`,`POSITION`,`SALARY`,`STEP`,`DESIGNATION`,`NATURE`,`CIVIL_STATS`) VALUES ('".$itnumber."','".$pass."','".$nam."','".$email."','".$mobile."','".$add."','".$city."','".$region."','".$country."','".$postal."','".$gender."','".$age."','".$bday."','".$bplace."','".$pagibig."','".$philhealth."','".$tinnum."','".$accountnum."','".$plantilla."','".$empstats."','".$position."','".$sal."','".$step."','".$desigarea."','".$empnature."','".$civilstats."')";

		$run = mysqli_query($conn,$sql) or die(mysqli_error());

		
		echo "form submitted successfully";
	

}
}
?>