INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3621438c366c0fe384d32ebfbb050926f6012e5832564734a0b3c7b87168e970', 
    'U7XGuarMcE297fTJSf5p4Q7OMpNgRIT+4SdRdlYKYo4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)