"Thu, 23 Jan 2025 21:35:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250123
Only TIME
21:35:12
General datetime
2025-01-23 21:35:12Z
For Database
2025-01-23 21:35:12
For HTTP1.1
Thu, 23 Jan 2025 21:35:12 GMT