"Sat, 11 Jan 2025 12:54:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250111
Only TIME
12:54:33
General datetime
2025-01-11 12:54:33Z
For Database
2025-01-11 12:54:33
For HTTP1.1
Sat, 11 Jan 2025 12:54:33 GMT