"Thu, 20 Jun 2024 08:43:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
08:43:44
General datetime
2024-06-20 08:43:44Z
For Database
2024-06-20 08:43:44
For HTTP1.1
Thu, 20 Jun 2024 08:43:44 GMT