"Tue, 17 Dec 2024 09:40:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241217
Only TIME
09:40:18
General datetime
2024-12-17 09:40:18Z
For Database
2024-12-17 09:40:18
For HTTP1.1
Tue, 17 Dec 2024 09:40:18 GMT