INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '547b5421656c7c4a770e2053afd47fa93b56cd94f1596be82a3f6a4b9d4a474a', 
    'rvs0d+WYOnSx3GhhrAXuZIBGbWw06Qc5RQRk/I7FiXc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)