INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '49f3e286f71895a171b5ae15779624bce866a7a735344e44514190fe77f9de42', 
    'R+h5CPISFhFTamqHEMWVjqPV8SBh1c8KAcCb9RxVgDg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)