INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c391c80afe012ca26c14926985c8538ea7541a8268a91be58e656564c2c7861', 
    'JmDOFE9j2UcTnji6hKEhNEKYdfObGnIFL6F96MdLsRA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)