INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '388c7c86b8bcf54810d0a91e96cde9b81bd621f763381846579af0250239e4c4', 
    'So50JnMzJKcWU661RCCUjORA7yBtuLm2CnfLz5zilVc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)