"Wed, 18 Dec 2024 02:08:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241218
Only TIME
02:08:20
General datetime
2024-12-18 02:08:20Z
For Database
2024-12-18 02:08:20
For HTTP1.1
Wed, 18 Dec 2024 02:08:20 GMT