"Tue, 10 Dec 2024 13:18:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241210
Only TIME
13:18:20
General datetime
2024-12-10 13:18:20Z
For Database
2024-12-10 13:18:20
For HTTP1.1
Tue, 10 Dec 2024 13:18:20 GMT