INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a993261557236417e63e32ac3d864d88e53cf67f613bfee583977faac8fee771', 
    '3NcQmQ2Y4tR/9u6OY1wQbRwQWYOzrBPn6vf09O46uM0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)