"Thu, 20 Jun 2024 23:18:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
23:18:13
General datetime
2024-06-20 23:18:13Z
For Database
2024-06-20 23:18:13
For HTTP1.1
Thu, 20 Jun 2024 23:18:13 GMT