INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a599cd83e8b2c08cf90697d4c78c7174193934c033b26b74230b73ac78319c3', 
    '3QiU6MElhNUWJxKEhSwnb6MDj1nVciQu6KOilFs/Y0c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)