"Thu, 27 Jun 2024 21:21:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240627
Only TIME
21:21:47
General datetime
2024-06-27 21:21:47Z
For Database
2024-06-27 21:21:47
For HTTP1.1
Thu, 27 Jun 2024 21:21:47 GMT