INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e4cc5a6ae309587c13c5be5e2bed6ee0be621c82ebbec347ddb4efe1dba7342', 
    'q6Xz3pfslzOMgsEWzGsJzoiEmlt/MtfSmwH04wOA8tY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)