INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5262ebb499b7d024e46bedf7910f6d7966ee3eef8483494e0232663ea745bdc4', 
    'jKnvPo4WrK6P9r4J0LFWj2lGIXx8CDBaa9RL6y0fMeM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)