INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c6e589b33956e85b3150c71726a8e199bda3fb7834667ff31482cbace5615fd', 
    'VlhppxgfQiw5FmTktAQ7QSn9wFSBG6c9g1YglpveM4E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)