INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c51f0f668a382f6918cbebc46f921092ff3ddba35801d7ed83d7ff71da835fcd', 
    'iRNANYVRtT7PgMKSIJQXWYSC2fSFvKkOODFIrIyCAcg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)