INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f4b0c5ec246559fef36d9c5215c3736d2c338034150aaf817ba825bb5120b42', 
    '+iUvyd4CRnnHu/+jyGYbaYbzcIUQfapVHfItSXLMVIc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)