INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '015a6f04e32679c34c3309243fd373e46783316a87d74e7f8967bc9969ca2385', 
    'MkWTdaVxUMxFbr55iPs4Pb4VOivorxGoqYruYZwReyk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)