INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d9303189bbb7595893c96e19fe6ae0887bb9c682c2601729f2aba522684936e', 
    '4gm+0iT4saZPcPS9oU6I6QCRDOjEq5bdLBsVkSE6fQ8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)