<div class="button_flex">
  <button class="btn btn-warning buttonClick">Кнопка 1</button>
    <button class="btn btn-warning buttonClick">Кнопка 2</button>
    <button class="btn btn-warning buttonClick">Кнопка 3</button>
</div>

.button_flex{
  display: flex;
  justify-content: space-around;
  margin-top: 50px;
}

$('.buttonClick').click(function (e) { 
    e.preventDefault();
    alert($(this).text())
  
  $('.buttonClick').attr('disabled', true);
  
  setTimeout(() => {
    $('.buttonClick').attr('disabled', false);
}, 5000);
  });