INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51829ebab2cd3ce63737ca58ff7ac5cb6b84979bebc8b890d07bee978cb982c6', 
    '1Nvlff8v0wVhJ070BfVoSDCW204fTA2XU7yzWBCqOY4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)