INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c443e6a4c9e18d85c1615526a223322bd976a1671c8297d2a00331a9eff97c7', 
    '5Uh/KV4DPbbcVay5lleZz8XkVEGjL7Usk92ToMwi6fI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)