INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '300fe8f8a16f89009383ed1e9f3339d709c31be15890329799d7d2fb138d6a2d', 
    'ng/HtaAYmI1i+cnTO0WqDJOaBfzLybXnrrBcu85q0tw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00057

Result

int(1)