INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ea8e6e9718f95ff009268e306804a719d6c0491b04e6ce3353ebc30648ec2f38', 
    'HQMkas9oY3gcDorIRhKCJhbgb+ZlNvzqw6hB7t1Zsgc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)