INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6fc5add39189628082bee938c3e54297107f49e73fcc638062c75b5e0575aa7a', 
    'YV1wRHfFj5QM7Xe4qxM5cCrOjKej8ThMlZ7+T29ep8E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)