"Tue, 18 Feb 2025 04:51:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250218
Only TIME
04:51:32
General datetime
2025-02-18 04:51:32Z
For Database
2025-02-18 04:51:32
For HTTP1.1
Tue, 18 Feb 2025 04:51:32 GMT