To create Trigger for the Table Column

Create
TRIGGER [dbo].[Trg_TblVisits]
ON [dbo].[TblVisits]
AFTER INSERT,UPDATE
AS
BEGIN
SET NOCOUNT ON;
UPDATE
A SET LastModifiedDate = GETDATE()
FROM
TblVisits A INNER JOIN inserted B
ON
A.VISITID = B.VISITID

END