INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5284023824b018a5e88c026933db8e58d6d46d08a1e9831fbfbddd2f981dae5d', 
    '8c3m3h5ebzqcmAKrixaIcqVZXLQgskUOTb1yj3qf7Mo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)