INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e758dbe44283f08d4dce9c036d951246a84106a4113a4720848fd28042332c2f', 
    'PWH3HnmaE+F6EW3CqdMpnFsXxk7wYPrQ0J0sUgv9ueE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)