"Thu, 20 Jun 2024 23:20:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
23:20:56
General datetime
2024-06-20 23:20:56Z
For Database
2024-06-20 23:20:56
For HTTP1.1
Thu, 20 Jun 2024 23:20:56 GMT