INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2e3f916ef62f0cc7da884de084e0b4a45953215519c1032113cad06b23354dbf', 
    'WD19bopJnNFlJNYFCmrcJyMU//d1R2QwuHJFftR+rm0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)