"Mon, 03 Feb 2025 18:28:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250203
Only TIME
18:28:38
General datetime
2025-02-03 18:28:38Z
For Database
2025-02-03 18:28:38
For HTTP1.1
Mon, 03 Feb 2025 18:28:38 GMT