"Mon, 27 Jan 2025 05:40:07"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250127
Only TIME
05:40:07
General datetime
2025-01-27 05:40:07Z
For Database
2025-01-27 05:40:07
For HTTP1.1
Mon, 27 Jan 2025 05:40:07 GMT