JSFiddle - React, Tailwind, and code Playground

HTML

<table>
<tbody>
  <tr>
    <td><input type = "text" id="username"/></td>
  </tr>
</tbody>
</table>

JavaScript

$(document).ready(function(){
	var count = 0;
  
  function addNewRow(){
  	console.log("Added ROW" + count++);
    $("<tr><td><input type='text' id='username'/><td/><tr/>").appendTo("tbody");
  }

	$('tbody').on('keydown','#username',function(e){
  	 if(e.keyCode == 9 || 13) addNewRow();
  });

});