"Mon, 20 Jan 2025 14:53:34"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250120
Only TIME
14:53:34
General datetime
2025-01-20 14:53:34Z
For Database
2025-01-20 14:53:34
For HTTP1.1
Mon, 20 Jan 2025 14:53:34 GMT