PDO exception number 42601, how to fix?

Question

PostgreSQL

Good evening. There is an expression:

$this->insertStmt = $this->connection->getPdo()->prepare("
    INSERT INTO files (
           real_name, 
           virtual_name, 
           album,
           size,
           resolution, 
           duration, 
           comment,
           path,
           user
    ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
");

Which is called as usual:

protected function doInsert(object $object)
{
    $values = [
        $object->getRealName(),
        $object->getVirtualName(),
        $object->getAlbum(),
        $object->getSize(),
        $object->getResolution(),
        $object->getDuration(),
        $object->getComment(),
        $object->getPath(),
        $object->getUser(),
    ];
       
    $this->insertStmt->execute($values);
}

Sample contents of $values:

array(9) { 
    [0]=> string(15) "BvrK9z6UPxY.jpg" 
    [1]=> string(16) "1265dde1c67abc1c" 
    [2]=> string(23) "По умолчанию" 
    [3]=> int(54973) 
    [4]=> string(7) "720x430" 
    [5]=> NULL 
    [6]=> string(0) "" 
    [7]=> string(108) "files/id5cd487313a93a/По умолчанию/2019-05-10/1265dde1c67abc1c.jpg" 
    [8]=> string(15) "id5cd487313a93a" 
}

Error message:

Type: PDOException
Code: 42601
Message: SQLSTATE[42601]: Syntax error: 7 ОШИБКА: ошибка синтаксиса (примерное положение: "user") LINE 11: user ^

From the point of view of syntax, everything seems to be correct, I double-checked it many times, the IDE does not swear at anything. What's wrong, gentlemen?

Answer 1

The DBMS unequivocally answers that it does not agree with the syntax.
If you do not read the lists of reserved words - then yes, it may not be entirely obvious why this query is syntactically incorrect. But nevertheless, the word user is still reserved by both the SQL standards and the specific implementation in postgresql. Therefore, it cannot be used as an unquoted identifier .