CREATE TRIGGER TriggerModify
ON Costumers AFTER UPDATE AS
BEGIN
    INSERT INTO Costumers_Update (
        CostumerID,
        ModifyDate,
        Name_New,
        Email_New,
        Name_Old,
        Email_Old,
        --etc
    )
    SELECT  [Old].ID,
            GETDATE(),
            [New].Name,
            [New].Email,
            [Old].Name,
            [Old].Email,
    FROM inserted AS [New]
    CROSS JOIN
    deleted AS [Old]
END