"Tue, 18 Feb 2025 05:39:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250218
Only TIME
05:39:47
General datetime
2025-02-18 05:39:47Z
For Database
2025-02-18 05:39:47
For HTTP1.1
Tue, 18 Feb 2025 05:39:47 GMT