"Sun, 17 Mar 2024 14:09:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240317
Only TIME
14:09:31
General datetime
2024-03-17 14:09:31Z
For Database
2024-03-17 14:09:31
For HTTP1.1
Sun, 17 Mar 2024 14:09:31 GMT