"Mon, 26 Aug 2024 21:30:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240826
Only TIME
21:30:31
General datetime
2024-08-26 21:30:31Z
For Database
2024-08-26 21:30:31
For HTTP1.1
Mon, 26 Aug 2024 21:30:31 GMT