INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e57b167f685bd14403fdff0642a3b5ecff28c598b204eef93c0fd938f09e0ea7', 
    'Sz8Jx2E3bqjj5YbNQJDqoiQqpldIXO47TpBT290HbEE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)