"Mon, 06 Jan 2025 08:42:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250106
Only TIME
08:42:42
General datetime
2025-01-06 08:42:42Z
For Database
2025-01-06 08:42:42
For HTTP1.1
Mon, 06 Jan 2025 08:42:42 GMT