INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '20938700407ea8d49880b2c6560543b4f7f605a6f1de3a916b3884d64d2e16b3', 
    'iu5nfmy0KGCG3wAPWfurzd3CQWI5Q0GoUM1Oq8teKHI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)