INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21331feac4b0e2927af15836e4edf1fa1d8b992821de89e19a3ca76338d0a9f4', 
    'r/oEbyqjoUBl+6XQMjyctBfft+2thOojmH+lhA4iV+E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)