"Mon, 08 Jul 2024 18:12:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240708
Only TIME
18:12:31
General datetime
2024-07-08 18:12:31Z
For Database
2024-07-08 18:12:31
For HTTP1.1
Mon, 08 Jul 2024 18:12:31 GMT