"Tue, 28 Jan 2025 21:35:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250128
Only TIME
21:35:45
General datetime
2025-01-28 21:35:45Z
For Database
2025-01-28 21:35:45
For HTTP1.1
Tue, 28 Jan 2025 21:35:45 GMT