"Wed, 18 Dec 2024 23:27:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241218
Only TIME
23:27:20
General datetime
2024-12-18 23:27:20Z
For Database
2024-12-18 23:27:20
For HTTP1.1
Wed, 18 Dec 2024 23:27:20 GMT