INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '551296635ea9c9f25452953cdf39704f44ca4a421834b0f04872941787faa422', 
    'u3pXlfLxmKFZ4nOodPQCNs8HK4fa2yZ44uXCG8B/gI0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)