"Mon, 13 May 2024 08:00:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240513
Only TIME
08:00:14
General datetime
2024-05-13 08:00:14Z
For Database
2024-05-13 08:00:14
For HTTP1.1
Mon, 13 May 2024 08:00:14 GMT