"Mon, 06 Jan 2025 12:54:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250106
Only TIME
12:54:55
General datetime
2025-01-06 12:54:55Z
For Database
2025-01-06 12:54:55
For HTTP1.1
Mon, 06 Jan 2025 12:54:55 GMT