Verileri Eklemiyor MYSQL

<div class="panel-body">
                            <div class="row">
							<form role="form" action="sevkiyatekle.php" name="sevkiyatekle" method="POST">
                                <div class="col-lg-6">
                                                                        
										<div class="form-group">
										  <label>Ürün adı</label>
                                           <input class="form-control" type="text" name="urunadi">
                                           
                                        </div>
										
										<div class="form-group">
                                            <label>Sevkiyat Tarihi</label>

                                            <select class="form-control" name="kat">
											<?php
										include('ayar/ayar.php');
										$bul = mysql_query("select * from sevkiyatkat order by id DESC");
										while($goster = mysql_fetch_array($bul)){
										$katid=$goster['id'];
										$katbaslik=$goster['katad'];
										?>
                                                <option><?php echo "$katid - $katbaslik"; ?></option>
												<?php } ?>
                                            </select>
                                        </div>
										<div class="form-group">
										  <label>irsale No</label>
                                           <input class="form-control" type="text" name="irsaleno">
                                         
                                        </div>
                                      <button type="submit" class="btn btn-default">Gönder</button>
                                        <button type="reset" class="btn btn-default">Temizle</button>
										
										
                                </div>
								
								<div class="form-group">
										
								
                                <!-- /.col-lg-6 (nested) -->
                                <div class="col-lg-6">
								<div class="form-group">
										  <label>Ürün Lotu</label>
                                           <input class="form-control" type="text" name="urunlotu">
                                           
										</div>
									<div class="form-group">
											<label>Gönderilen Firma</label>
											<input class="form-control" type="text" name="kime">
                                            
									</div>
									<div class="form-group">
											<label>Nakil Araç Plaka</label>
											<input class="form-control" type="text" name="plaka">
                                            
									</div>
                                </div>
								
                                </form>
                            </div>
                            <!-- /.row (nested) -->
                        </div>

<?php
					include('ayar/ayar.php');
					$urunadi = $_POST['urunadi'];
					$urunmiktari = $_POST['urunmiktari'];
					$irsaleno = $_POST['irsaleno'];
					$urunlotu = $_POST['urunlotu'];
					$kime = $_POST['kime'];
					$plaka = $_POST['plaka'];
					$kaydet = mysql_query("insert into sevkiyat (id, urunadi, urunmiktari, irsaleno, urunlotu, kime, plaka) values (Null, '$urunadi', '$urunmiktari', '$irsaleno', '$urunlotu', '$kime', '$plaka')");
 
			if($kaydet){
				echo "
				<h1>Sipariş Başarıyla Alınmıştır Lütfen Bekleyiniz....</h1>
				<img src='images/hex-loader2.gif' />";
				}
			else{
			echo "<h1>İşlem başarısız..</h1>";
			}

 
			?>