INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6dfea35f924fbec001914b40ce7e37788c850cb827265bb532bff80ce00d924b', 
    'CLBJfwnPGnZRPF8a6P4bG0oyEe8prWREhYahK2rEGTE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)