"Wed, 18 Dec 2024 23:48:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241218
Only TIME
23:48:27
General datetime
2024-12-18 23:48:27Z
For Database
2024-12-18 23:48:27
For HTTP1.1
Wed, 18 Dec 2024 23:48:27 GMT