php post

      if($_POST['intensity_low'] or $_POST['intensity_medium'] or $_POST['intensity_high']) {

            global $wpdb;


            $latitude = $_POST['latitude'];
            $longitude = $_POST['longitude'];

            if ($_POST['intensity_low']) {
                $intensity = 1;
            } else if ($_POST['intensity_medium']) {
                $intensity = 2;
            } else if ($_POST['intensity_high']) {
                $intensity = 3;
            }


            $table_name = $wpdb->prefix . 'XXXXX';

            $wpdb->insert(
                $table_name,
                array(
                    'time' => current_time( 'mysql' ),
                    'latitude' => $latitude,
                    'longitude' => $longitude,
                    'intensity' => $intensity,
                )
            );
      }