"Mon, 06 Jan 2025 08:39:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250106
Only TIME
08:39:45
General datetime
2025-01-06 08:39:45Z
For Database
2025-01-06 08:39:45
For HTTP1.1
Mon, 06 Jan 2025 08:39:45 GMT