"Tue, 18 Feb 2025 02:33:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250218
Only TIME
02:33:48
General datetime
2025-02-18 02:33:48Z
For Database
2025-02-18 02:33:48
For HTTP1.1
Tue, 18 Feb 2025 02:33:48 GMT