public static void saveRentalMeetingRoom(int rentId, int prodId, String type){
		
		try {
			   if(conn == null || conn.isClosed()){
			    conn = DatabaseConnection.getConnection();
			   }
			  } catch (SQLException e1) {
			   // TODO Auto-generated catch block
			   e1.printStackTrace();
			  }
		
		try {
			conn.setAutoCommit(false);
			PreparedStatement stmt = conn.prepareStatement("INSERT INTO Rentals VALUES(?,?,?)");

			stmt.setInt(1, rentId);
			stmt.setInt(2, prodId);
			stmt.setString(3, type);
			
			stmt.execute();
			conn.commit();
			conn.setAutoCommit(true);
			
		}catch(SQLException e){
			System.out.println("insert fail!! - " + e);
		}
	
	}