"Wed, 18 Dec 2024 08:37:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241218
Only TIME
08:37:31
General datetime
2024-12-18 08:37:31Z
For Database
2024-12-18 08:37:31
For HTTP1.1
Wed, 18 Dec 2024 08:37:31 GMT