SQL Server 2019

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CREATE TABLE dbo.YourTable (ID int,
                            DateTime datetime);
INSERT INTO dbo.YourTable
VALUES(1  ,'2021-06-10T14:25:00.000'),
      (11 ,'2021-06-10T14:25:00.000'),
      (15 ,'2021-06-10T14:25:00.000'),
      (18 ,'2021-06-10T14:25:00.000'),
      (111,'2021-06-10T14:25:00.000');
5 rows affected

WITH CTE AS(
    SELECT DateTime,
           ROW_NUMBER() OVER (ORDER BY ID) AS N
    FROM dbo.YourTable)
UPDATE CTE
SET DateTime = DATEADD(MINUTE, N, DateTime);
5 rows affected

SELECT *
FROM  dbo.YourTable


ID
DateTime


1
2021-06-10 14:26:00.000

11
2021-06-10 14:27:00.000

15
2021-06-10 14:28:00.000

18
2021-06-10 14:29:00.000

111
2021-06-10 14:30:00.000


DROP TABLE dbo.YourTable;

ID	DateTime
1	2021-06-10 14:26:00.000
11	2021-06-10 14:27:00.000
15	2021-06-10 14:28:00.000
18	2021-06-10 14:29:00.000
111	2021-06-10 14:30:00.000