INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'dd9915c7f0483368ab01024cf8f325fb03fdeee9d16d3b7a7d7feb40bf973dab', 
    'aXfi2qpuAsdikdabESS8aGQZJFxHRH5RDEcXDOaJ8VA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)