"Mon, 13 Jan 2025 23:15:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250113
Only TIME
23:15:01
General datetime
2025-01-13 23:15:01Z
For Database
2025-01-13 23:15:01
For HTTP1.1
Mon, 13 Jan 2025 23:15:01 GMT