"Mon, 27 Jan 2025 05:23:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250127
Only TIME
05:23:35
General datetime
2025-01-27 05:23:35Z
For Database
2025-01-27 05:23:35
For HTTP1.1
Mon, 27 Jan 2025 05:23:35 GMT