INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d75282cb74b0f33a1151f630f795540fc888c9a8d6c7af25975b1ea1bbe5b51', 
    'qzb4RBAbEB6amNt1b0hUaC0QwBfswUq6AwHi3WNjQow=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)