"Mon, 03 Feb 2025 11:18:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250203
Only TIME
11:18:33
General datetime
2025-02-03 11:18:33Z
For Database
2025-02-03 11:18:33
For HTTP1.1
Mon, 03 Feb 2025 11:18:33 GMT