"Sun, 24 Mar 2024 14:10:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240324
Only TIME
14:10:31
General datetime
2024-03-24 14:10:31Z
For Database
2024-03-24 14:10:31
For HTTP1.1
Sun, 24 Mar 2024 14:10:31 GMT