INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2f81f3a2193f99dbb70cfcf57d51c999d62f94006615085cf3037ac6b451cf3', 
    'xR8HziqLPcQvgPUgfZYCM2QPvIfDZKyS+u9L4ojITeI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)