"Mon, 13 Jan 2025 09:36:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250113
Only TIME
09:36:37
General datetime
2025-01-13 09:36:37Z
For Database
2025-01-13 09:36:37
For HTTP1.1
Mon, 13 Jan 2025 09:36:37 GMT