"Mon, 13 Jan 2025 19:25:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250113
Only TIME
19:25:48
General datetime
2025-01-13 19:25:48Z
For Database
2025-01-13 19:25:48
For HTTP1.1
Mon, 13 Jan 2025 19:25:48 GMT