INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4469321c81e17d3357a05e477aa483ded9a8b776f5d91022c59209e2c3b1c115', 
    'KAKkz7zuO4e6eAaAI1VN43QZaL3y9JpLIk4vGMRtrjE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00053

Result

int(1)