INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '593b37b1ae13d6bbe6303608fe8bd29b9116c17adccc872caff57748eca55660', 
    '8OQSfuq6LCo15USOjutCIFhOV55ynTC4Wl38mStixQE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)