"Sat, 17 Aug 2024 13:21:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240817
Only TIME
13:21:02
General datetime
2024-08-17 13:21:02Z
For Database
2024-08-17 13:21:02
For HTTP1.1
Sat, 17 Aug 2024 13:21:02 GMT