INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '49dcc46266e43ff219ce87d6deedb03084f2942b24e6a093091a3226aaef8783', 
    'LS0PTAm08uBrocuXP7QSOiP2iNusd64gCju8BOvGpHI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)