<script>

                                jQuery('.add_to_cart_functionality').get(3).on('click', function(event){


                                     jQuery.ajax({
                                        type:'POST',
                                        url: "/add-to-cart/",
                                        data:{
                                            product_id:"Emmh0q3CA2k4rqjFz887",
                                            csrfmiddlewaretoken:jQuery('input[name=csrfmiddlewaretoken]').val()
                                        },
                                        success: function(response){
                                            if(response.status === 200){
                                                console.log('3zma')
                                            }
                                        }
                                    })
                                })


                            </script>