"Thu, 18 Apr 2024 20:00:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240418
Only TIME
20:00:31
General datetime
2024-04-18 20:00:31Z
For Database
2024-04-18 20:00:31
For HTTP1.1
Thu, 18 Apr 2024 20:00:31 GMT