INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7d421d06d14be9fc33d9c75c2c68fb19f4daa892a35e9df9bb78a7b34d239f50', 
    'iQvlE41WUaJrttCBYQNKa+HwqOmXFKjBMZ2c68Qb+9k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)