"Mon, 06 Jan 2025 20:06:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250106
Only TIME
20:06:12
General datetime
2025-01-06 20:06:12Z
For Database
2025-01-06 20:06:12
For HTTP1.1
Mon, 06 Jan 2025 20:06:12 GMT