INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd15cde547c536319e0bbfc2c50eb9cff6c8a8c3303d9a9056f8e644bf3242894', 
    'zhs7lk4HwZRfj6oLWYCDJzGJvYjHjQ3xqeuQE48RPWQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)