"Tue, 25 Feb 2025 21:11:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250225
Only TIME
21:11:42
General datetime
2025-02-25 21:11:42Z
For Database
2025-02-25 21:11:42
For HTTP1.1
Tue, 25 Feb 2025 21:11:42 GMT