"Fri, 28 Jun 2024 18:36:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240628
Only TIME
18:36:19
General datetime
2024-06-28 18:36:19Z
For Database
2024-06-28 18:36:19
For HTTP1.1
Fri, 28 Jun 2024 18:36:19 GMT