"Sat, 17 Aug 2024 09:21:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240817
Only TIME
09:21:35
General datetime
2024-08-17 09:21:35Z
For Database
2024-08-17 09:21:35
For HTTP1.1
Sat, 17 Aug 2024 09:21:35 GMT