"Sat, 10 Aug 2024 13:21:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240810
Only TIME
13:21:31
General datetime
2024-08-10 13:21:31Z
For Database
2024-08-10 13:21:31
For HTTP1.1
Sat, 10 Aug 2024 13:21:31 GMT