"Sun, 08 Sep 2024 20:30:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240908
Only TIME
20:30:31
General datetime
2024-09-08 20:30:31Z
For Database
2024-09-08 20:30:31
For HTTP1.1
Sun, 08 Sep 2024 20:30:31 GMT