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