"Fri, 17 Jan 2025 21:36:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250117
Only TIME
21:36:20
General datetime
2025-01-17 21:36:20Z
For Database
2025-01-17 21:36:20
For HTTP1.1
Fri, 17 Jan 2025 21:36:20 GMT