INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ac476cf72757e60bf7315a34bee25b13696f233617e9bd3fbaac77e9d0a25570', 
    's+UjK76FbNmBmkoubgNdweExfUdp4eG6t3ePbu3lWDg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)