INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6dd6729621192933ac497c331dd4eba631a1a149dac801fda13998791d52d66d', 
    'xB7JHBragbGKyuFM73f4uSimWyyd4CGoAhe3jL4fcNc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)