INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21051ff99d2c622b532e762b2ce6d18110d6907aa00416075db25b2043dbde86', 
    'FzjNZfZzUaI/xKVw+zbiNOOQm5aVry+SScMJUh35obA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)