"Mon, 03 Feb 2025 18:28:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250203
Only TIME
18:28:39
General datetime
2025-02-03 18:28:39Z
For Database
2025-02-03 18:28:39
For HTTP1.1
Mon, 03 Feb 2025 18:28:39 GMT