INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51e053a138ffcc10bc23e830ceaf2434000c12a6418a7a8b6b605486e2f9ad9c', 
    'zWtmCViYLfFHS9Ke9Wk7xI5xbFgP7PQlrxl/Hjdpq6Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)