Sometimes when working with InnoDB, I need to quote strings and NOT quote integers when preparing an INSERT. And also you might try 
prepare() or die();

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on your prepare statement. Also, are those backticks in your prepare statement? Try simple quotes.

In reply to Re^2: DBI with MySQL InnoDB tables troubles by Tobin Cataldo
in thread DBI with MySQL InnoDB tables troubles by Ouato

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