"Mon, 20 Jan 2025 04:29:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250120
Only TIME
04:29:30
General datetime
2025-01-20 04:29:30Z
For Database
2025-01-20 04:29:30
For HTTP1.1
Mon, 20 Jan 2025 04:29:30 GMT