"Mon, 20 Jan 2025 03:37:07"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250120
Only TIME
03:37:07
General datetime
2025-01-20 03:37:07Z
For Database
2025-01-20 03:37:07
For HTTP1.1
Mon, 20 Jan 2025 03:37:07 GMT