"Thu, 19 Dec 2024 21:18:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
21:18:01
General datetime
2024-12-19 21:18:01Z
For Database
2024-12-19 21:18:01
For HTTP1.1
Thu, 19 Dec 2024 21:18:01 GMT