SELECT redirect_id, src, type, object_id, dest, lang_code FROM cscart_seo_redirects WHERE src = '/create-account' 

Query is invalid

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.00345856,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_seo_redirects",
          "access_type": "ref",
          "possible_keys": ["src"],
          "key": "src",
          "key_length": "767",
          "used_key_parts": ["src"],
          "ref": ["const"],
          "loops": 1,
          "rows": 1,
          "cost": 0.00345856,
          "filtered": 100,
          "index_condition": "cscart_seo_redirects.src = '/create-account'"
        }
      }
    ]
  }
}