"Thu, 20 Jun 2024 06:21:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
06:21:42
General datetime
2024-06-20 06:21:42Z
For Database
2024-06-20 06:21:42
For HTTP1.1
Thu, 20 Jun 2024 06:21:42 GMT