INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1553975479ba529f0ff83c9c4bcfce6959519bcf5d1dace9a4a9173d1e66647f', 
    'T2Cq5XRg+FxumzJSgsPFmqFb81VExBLhdHN9u+TSUBw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)