"Sun, 09 Feb 2025 06:47:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250209
Only TIME
06:47:38
General datetime
2025-02-09 06:47:38Z
For Database
2025-02-09 06:47:38
For HTTP1.1
Sun, 09 Feb 2025 06:47:38 GMT