INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd3948fb4b4a6f9754d138122d4d58f6084067af9750919d39ade214c963d695b', 
    'Mz+QSepe66CYy8tpzWef85UefbGv44idxT9q1rx4Y4g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)