"Sun, 26 Jan 2025 23:27:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250126
Only TIME
23:27:16
General datetime
2025-01-26 23:27:16Z
For Database
2025-01-26 23:27:16
For HTTP1.1
Sun, 26 Jan 2025 23:27:16 GMT