"Mon, 27 Jan 2025 13:42:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250127
Only TIME
13:42:58
General datetime
2025-01-27 13:42:58Z
For Database
2025-01-27 13:42:58
For HTTP1.1
Mon, 27 Jan 2025 13:42:58 GMT