SELECT 
  seo_index 
FROM 
  cscart_seo_indexes 
WHERE 
  status = 'A' 
  AND url = 'https://www.hobilife.com/welcome-to-multi-vendor-demo-marketplace/?currency=GBP'

Query time 0.00005

Explain
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE Impossible WHERE noticed after reading const tables