复制一条记录，并修改复制后的时间，为之前时间+1秒

declare @a int
set @a = 2000

while @a <8000
begin

INSERT INTO Image
                      (CarNo, CreateTime, CamaraNo, ImgData, longitude, latitude)
SELECT     CarNo, DATEADD(second,@a,CreateTime), CamaraNo, ImgData, longitude, latitude
FROM         Image AS Image_1
WHERE     (ID = 29)
SET @a = @a + 1
end