INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c971a1cff226bddfd2b62246cc37e0807973f0a6798435852f98fde9d11697d', 
    'U6hgHuITsm0GqqU6yjedpf8opmT1f7tMoj8k7C3aHMM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00052

Result

int(1)