INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '338da9e0052f6a33842e82346b3c17952c503644f882dbb06195958e94a3eb49', 
    'PhcfdkCdY78ftznez21Bha7nFoPCau0d9ICDOGtGvJk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)