INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b51a18e78a7e9b16542868ea42b8136ed322317a9eefb644e4876710c3afee25', 
    'LveVjRBOXho+FDRdfNW1z+hgdhV36mqGzOQQZsyxcgs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)