"Mon, 27 Jan 2025 23:14:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250127
Only TIME
23:14:44
General datetime
2025-01-27 23:14:44Z
For Database
2025-01-27 23:14:44
For HTTP1.1
Mon, 27 Jan 2025 23:14:44 GMT