"Mon, 27 Jan 2025 06:25:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250127
Only TIME
06:25:00
General datetime
2025-01-27 06:25:00Z
For Database
2025-01-27 06:25:00
For HTTP1.1
Mon, 27 Jan 2025 06:25:00 GMT