INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15bdb1c8e49307d9dfe092cfd4e0dae2c261ea4638f34f622404d27188da5475', 
    'cwt91KvLPqnIng1AdF+GNN/LzxJp6pTn90HUMW1aFsk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00061

Result

int(1)