Mine

<?php include("conf.php"); 

mysqli_real_escape_string($connect, $_POST["title"]);
mysqli_real_escape_string($connect, $_POST["body"]);


$post = "INSERT INTO posts (title, body) VALUES ('".$_POST["title"]."', '".$_POST["body"]."')";


mysqli_query($connect, $post);

mysqli_insert_id($connect);

mysqli_close($connect);

 ?>