Improve identifier and string escaping in the legacy driver #631

Job	Run time
PHP 8.1 / SQLite 3.40.1 / ubuntu-latest	3m 14s
PHP 7.4 / SQLite 3.34.1 / ubuntu-latest	3m 6s
PHP 7.2 / SQLite 3.27.0 / ubuntu-latest	3m 42s
PHP 8.4 / SQLite 3.51.2 / ubuntu-latest	3m 2s
PHP 8.0 / SQLite 3.37.0 / ubuntu-latest	3m 7s
PHP 7.3 / SQLite 3.31.1 / ubuntu-latest	3m 17s
PHP 8.5 / SQLite latest / ubuntu-latest	3m 3s
PHP 8.2 / SQLite 3.45.1 / ubuntu-latest	3m 20s
PHP 8.3 / SQLite 3.46.1 / ubuntu-latest	3m 21s
	29m 12s

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