INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '210402b9732ae315d83ff801d4b7ed689cb206a8597780e8067981a8eeb104ca', 
    'hzW0Y7Xvh8jJpo0IFk3xHQbG168nL61UmYMDuQJGigk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)