INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51ad215eb907afe0825c4b09d4a75bb0bb6cc2e0757af69de3c6f4808e6a4fc9', 
    'r8qeUnw0qp6KhmpsKb/uqsL7XHiexU7ZUv/ksuToNp4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)