"Sun, 19 Jan 2025 05:37:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250119
Only TIME
05:37:15
General datetime
2025-01-19 05:37:15Z
For Database
2025-01-19 05:37:15
For HTTP1.1
Sun, 19 Jan 2025 05:37:15 GMT