"Wed, 18 Dec 2024 20:18:06"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241218
Only TIME
20:18:06
General datetime
2024-12-18 20:18:06Z
For Database
2024-12-18 20:18:06
For HTTP1.1
Wed, 18 Dec 2024 20:18:06 GMT