"Tue, 18 Feb 2025 02:33:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250218
Only TIME
02:33:59
General datetime
2025-02-18 02:33:59Z
For Database
2025-02-18 02:33:59
For HTTP1.1
Tue, 18 Feb 2025 02:33:59 GMT