INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '398e2f84eb6947544c37b827594438bb162f5bbe57631a19ee303211247d3a4b', 
    'r7il5dg42yrvG11sBW128yE0hnYX4dxtOMiXA88DSAU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)