INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b256dd60c6bb81fba9f221e021b22d6a17c55d3d4342160e038390401b66ff66', 
    '6+j8feERdr9wXYeYu0ycBdW9apvxfvEfyOyB3jWaigo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)