insert

<?php
$dbhost = 'localhost';
$dbuser = 'root';
$dbpass = 'password';
$koneksi = mysql_connect($dbhost, $dbuser, $dbpass);
if(! $koneksi )
{
  die('Gagal Koneksi: ' . mysql_error());
}
$sql = 'INSERT INTO karyawan '.
       '(nama_karyawan,alm_karyawan, gaji_karyawan, tgl_gabung) '.
       'VALUES ( "nyekrip", "alamat nyekrip", 34000, NOW() )';

mysql_select_db('test_db');
$tambahdata = mysql_query( $sql, $koneksi );
if(! $tambahdata )
{
  die('Gagal tambah data: ' . mysql_error());
}
echo "Berhasil tambah data\n";
mysql_close($koneksi);
?>