INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '221c104521557493eab74f4083a64001c278603a305ce20f8f86a4a463e7637f', 
    '8CnawuZCcq7I7QWXmCfMywSwsSDY7cyaf04xMW3Rfz8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)