"Thu, 20 Jun 2024 10:21:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
10:21:14
General datetime
2024-06-20 10:21:14Z
For Database
2024-06-20 10:21:14
For HTTP1.1
Thu, 20 Jun 2024 10:21:14 GMT