INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6999dab4e094c8961edc3d494f01bcb9fd43c1f462b047fcc1268da97861fd0b', 
    '8duuwlxWi+CoJF/+3iNPMZskcvargYfeMYpm5WVgenA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)