Arkadaşlar aynı sorunu yaşayacaklar için söylüyorum bende böyle çalıştı .
<?php require_once 'header.php' ?>
<div class="Shopping-cart-area pt-60 pb-60">
    <div class="container">
        <div class="row">
            <div class="col-12">


             <?php if ($_GET['durum']=="eklendi") { ?>
               <b style="color: green">ürününüz başarıyla sepete eklendi</b>
           <?php     } ?>
           <form action="#">

            <div class="table-content table-responsive">
                <table class="table">

                    <thead>
                        <tr>
                            <th class="li-product-remove">Sil</th>
                            <th class="li-product-thumbnail">resim</th>
                            <th class="cart-product-name">başlık</th>
                            <th class="li-product-price">ücret</th>
                            <th class="li-product-quantity">adet</th>
                            <th class="li-product-subtotal"> toplam fiyat</th>
                        </tr>
                    </thead>
                    <tbody>

                        <?php

                        foreach ($_COOKIE['sepet'] as $key => $value) {


                            $urunler=$baglanti->prepare("SELECT * FROM  urunler where urun_id=:urun_id  order by urun_sira ASC");
                            $urunler->execute(array(
                              'urun_id'=>$key


                          ));
                            $urunlercek=$urunler->fetch(PDO::FETCH_ASSOC);


                            ?>


                            <tr>
                                <td class="li-product-remove"><a href="islem?sepetsil&id=<?php echo  $key ?>">X</a></td>
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.6.3/css/all.css" integrity="sha384-UHRtZLI+pbxtHCWp1t77Bi1L4ZtiqrqD80Kn4Z8NTSRyMA2Fd33n5dQ8lWUE00s/" crossorigin="anonymous">



                                <td class="li-product-thumbnail"><a href="#"><img style="width: 200px" src="Admin/resimler/urunler/<?php echo $urunlercek['urun_resim'] ?>" alt="Li's Product Image"></a></td>
                                <td class="li-product-name"><a href="#"><?php echo $urunlercek['urun_baslik'] ?></a></td>
                                <td class="li-product-price"><span class="amount"><?php echo $urunlercek['urun_fiyat'] ?>₺</span></td>
                                <td class="quantity">
                                    <label>Adet</label>

                                        <input class="col-md-2" value="<?php echo $value ?>" class="cart-plus-minus-box" value="1" type="text" readonly>


                                </td>
                                <td class="product-subtotal"><span class="amount"><?php echo $_COOKIE['fiyat'.$key]; ?>₺</span></td>
                            </tr>
                            <?php


                            $sepettoplam=$geneltoplam + $_COOKIE['fiyat'.$key];
                            $geneltoplam=$sepettoplam;

                            setcookie(toplam, $geneltoplam);

                            ?>



                        <?php } ?>





                    </tbody>
                </table>
            </div>

            <div class="row">
                <div class="col-md-5 ml-auto">
                    <div class="cart-page-total">
                        <h2>Toplam fiyat</h2>
                        <ul>
                            <li>Genel toplam <span><?php echo $geneltoplam ?>₺</span></li>
                        </ul>
                        <a href="odeme/index">Alışverişi tamamla</a>
                    </div>
                </div>
            </div>
        </form>
    </div>
</div>
</div>
</div>
<!--Shopping Cart Area End-->
<?php require_once 'footer.php';  ?>