"Mon, 20 Jan 2025 02:09:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250120
Only TIME
02:09:45
General datetime
2025-01-20 02:09:45Z
For Database
2025-01-20 02:09:45
For HTTP1.1
Mon, 20 Jan 2025 02:09:45 GMT