SELECT 
  * 
FROM 
  cscart_sessions 
WHERE 
  session_id = 'e0556e5dc9f29bfda2d8900c14c362c1-1-C'

Query time 0.00021

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}