INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51836bac3d95113ed635e60333c63f8a46da0d758bf38b191f05dc0def5d6421', 
    'GVUz7uEuQ4b/7WMWP743A7mFGiz1/NZ9G0zq08O2iA8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)