INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8ef38f5d78f8ddb1001356ee7822754a0f234202e5fd7ad5c9fa6263969d2ccc', 
    'xtk1rNyXNXEAOh4nd924VRWHCLAYRYQTQalWvZD3RwU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00082

Result

int(1)