INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '35a86e4cc7039b15aef4948f3d145a878817d5045a2e526454b223bf6843463d', 
    'CZe889U5BtBVw3wnQdvzLvjOshPoJn9iARaNRaTKnys=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)