INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3c3b234d991ca2a46f2ec4548f0231594b70e7bc5988b11791c3f5291f41f429', 
    'sVt+diT2lDR8I3As3c5MfJttt+UowXDPATf9EIvo8eU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)