"Mon, 03 Feb 2025 19:20:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250203
Only TIME
19:20:30
General datetime
2025-02-03 19:20:30Z
For Database
2025-02-03 19:20:30
For HTTP1.1
Mon, 03 Feb 2025 19:20:30 GMT