it has something to do with my code.here is it.
$sql=“INSERT INTO property
(property_name, property_location, property_price, category_id, status)VALUES (?, ?, ?, ?, ?)”;
$params=[$property_name, $property_location, $property_price,
$category_id, $status];
$insert=$db->runQuery($sql,$params);
if($insert){
echo "good";
}
else { echo "bad";}
var_dump($sql);
var_dump($params);
var_dump($insert);