INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51b7f8db0248e950e03bd7957451329279bbf6a319a5653ceca0d8307e2e2330', 
    'hklWjQWRnMGaTo/rpvGqzFB8ZWD4oAIW4AyCt8hsRYs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)