"Fri, 28 Jun 2024 17:54:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240628
Only TIME
17:54:02
General datetime
2024-06-28 17:54:02Z
For Database
2024-06-28 17:54:02
For HTTP1.1
Fri, 28 Jun 2024 17:54:02 GMT