"Thu, 19 Dec 2024 11:21:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
11:21:38
General datetime
2024-12-19 11:21:38Z
For Database
2024-12-19 11:21:38
For HTTP1.1
Thu, 19 Dec 2024 11:21:38 GMT