Fatal error: Out of memory (allocated 4194304) (tried to allocate 90112 bytes) in C:\xampp\htdocs\WP\wp-includes\wp-db.php on line 1995

Fatal error: Out of memory (allocated 4194304) (tried to allocate 90112 bytes) in C:\xampp\htdocs\WP\wp-includes\wp-db.php on line 1995