INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c6d641a114420932a0e2ed19528584083347c41903caebc7d10056ac28c06d7', 
    'gJzx6rctW1C8Gg249Ss8a1c2P54EEJa3edi0GO23MPc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)