Insert data to MySql DB and display if insertion is success or failure

Question

I am inserting data to a MySQL DB, In case if the insertion fails i need to give an appropriate error message indicating so. According to my code below i will be Echo-

Answer 1

$result = mysql_query("INSERT INTO PEOPLE (NAME ) VALUES ('COLE')"));
if($result)
{
echo "Success";

}
else
{
echo "Error";

}