SELECT id FROM users WHERE active=1 AND about_me LIKE "%#instagram%" ORDER BY username ASC, num_followers DESC
0.01382
SELECT id FROM users WHERE tags REGEXP "(^|\,| )#instagram($|\,)" ORDER BY username ASC
0.01554
SELECT id FROM users WHERE active=1 AND (username LIKE "%#instagram%" OR fullname LIKE "%#instagram%" OR position LIKE "%#instagram%") ORDER BY username ASC
0.01332
SELECT id FROM users WHERE active=1 AND (username="#instagram" OR fullname="#instagram" OR position="#instagram") ORDER BY username ASC