"Mon, 13 Jan 2025 23:14:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250113
Only TIME
23:14:56
General datetime
2025-01-13 23:14:56Z
For Database
2025-01-13 23:14:56
For HTTP1.1
Mon, 13 Jan 2025 23:14:56 GMT