"Mon, 20 Jan 2025 17:59:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250120
Only TIME
17:59:52
General datetime
2025-01-20 17:59:52Z
For Database
2025-01-20 17:59:52
For HTTP1.1
Mon, 20 Jan 2025 17:59:52 GMT