public static function saveCoach(Coach $coach) { $conn = connection::getConnectionObject(); $con = $conn->getConnection(); $sql = $con->prepare("INSERT INTO coach VALUES (?,?)"); $sportid = $coach->getSportId(); $sportname = $coach->getName(); $sql->bind_param("ss", $sportid, $sportname); if ($sql->execute() == TRUE) { echo "New record created successfully (coach added)"; } else { echo "Error in adding sport: " . $sql . "<br>"; } }