"Thu, 15 Aug 2024 13:21:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
13:21:32
General datetime
2024-08-15 13:21:32Z
For Database
2024-08-15 13:21:32
For HTTP1.1
Thu, 15 Aug 2024 13:21:32 GMT