INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'be6bb8b2673d7a383cc0823e1bed58c4dc543b251f2fee4845f958fcc2b438ab', 
    '+r9ycrd+kj1lpHzFwXgme3LpIfJK9wb1wqm0nPl6iw0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)