"Thu, 20 Jun 2024 13:40:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
13:40:50
General datetime
2024-06-20 13:40:50Z
For Database
2024-06-20 13:40:50
For HTTP1.1
Thu, 20 Jun 2024 13:40:50 GMT