"Fri, 16 Aug 2024 18:21:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240816
Only TIME
18:21:35
General datetime
2024-08-16 18:21:35Z
For Database
2024-08-16 18:21:35
For HTTP1.1
Fri, 16 Aug 2024 18:21:35 GMT