INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e21172995edd90253b3ce8aa09fdd3f306762f338ee0d0c94894d7bd47b30a51', 
    'UL5DdQz5OKMB71TJwWPRRHeWPCLK6hSCPdd8ofsrlz4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)