INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6effdd0c014666a200d23e0e778bc8975ec672bdd7311080953d5dea3a7225f9', 
    'smb7edYND4UMCC+oN6/6AaRPHk8iOnH3R2NWIl1NO2Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)