"Thu, 20 Jun 2024 13:27:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
13:27:09
General datetime
2024-06-20 13:27:09Z
For Database
2024-06-20 13:27:09
For HTTP1.1
Thu, 20 Jun 2024 13:27:09 GMT