"Thu, 21 Mar 2024 06:23:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240321
Only TIME
06:23:31
General datetime
2024-03-21 06:23:31Z
For Database
2024-03-21 06:23:31
For HTTP1.1
Thu, 21 Mar 2024 06:23:31 GMT