"Wed, 18 Dec 2024 05:05:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241218
Only TIME
05:05:45
General datetime
2024-12-18 05:05:45Z
For Database
2024-12-18 05:05:45
For HTTP1.1
Wed, 18 Dec 2024 05:05:45 GMT